The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 1977
Filed:
Aug. 06, 1974
Applicant:
Inventors:
J Irvine Knepper, Manchester, MO (US);
Richard L Godar, St. Louis, MO (US);
James W Propst, St. Louis, MO (US);
Assignee:
Petrolite Corporation, St. Louis, MO (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ; C10L / ;
U.S. Cl.
CPC ...
252 51 ; 252 54 ; 252 546 ; 252392 ; 44 72 ; 44 73 ; 44 79 ;
Abstract
A process of inhibiting corrosion and/or sweetening hydrocarbons so that they pass the Copper Strip Tarnish Test ASTM D-130 which comprises treating such hydrocarbons with iodine or bromine. These halogens are preferably employed with complexing compounds such as amines, carboxylic acids, alcohols, alkanolamines, ketones, etc.